wikimedia
/
wikidata
/
Login
Register
TriplyDB
Wikidata
Browser
Table
SPARQL
Graphs
1
1
Services
1
1
Assets
0
0
Insights
Schema
BETA
Class frequency
Class hierarchy
Q33403014-20ABD0B2-AEF1-4688-B351-312791808332
Q33403014-20ABD0B2-AEF1-4688-B351-312791808332
BestRank
Statement
http://www.wikidata.org/entity/statement/Q33403014-20ABD0B2-AEF1-4688-B351-312791808332
Using secondary data sources for pharmacoepidemiology and outcomes research.
P2860
Q33403014-20ABD0B2-AEF1-4688-B351-312791808332
BestRank
Statement
http://www.wikidata.org/entity/statement/Q33403014-20ABD0B2-AEF1-4688-B351-312791808332
rank
NormalRank
type
BestRank
Statement
wasDerivedFrom
d2ae18e6aedc052eabc7a7670b8e64c72aa64b82
P2860
Data dredging, bias, or confounding